Reamer.



REAMER.

APPLICATION FILED ocr. 2a. 191s.

Patented Nov. 13, 1917.

/nVE/warl WILLIAM E. KELLY, oFeLEvELANn oio.

. l'n'mjisio'i.topi-event thecutters-fxemj etting 4out` of iilinement with the nxisoft e tool..

Such tools, therefore, very- 80' 4citixen ,of 'the Uiiited States, 'iresidin (llei'eliii'igl, 'county of Cuyahoga, and tete: of Ohio, have invented s. new end useful 'linpifofiirieiit iii Reiimeiis, of which the fob,V

Ue itknown that I, WinLLAM E.' KELLY, n

lowing' is u speeiieetion.

. iiwenlioii, reliitesuto remmers-'fof the Hui'. type -uiirll method of holding the same in u Imi' oi holder. 4 i

rind economical 'apparatus for machining holes. v 4

I `attain this .object by the mechanism illimtriited in the accompanying' drewings in which Figure I isn general Sidewiew 0f o :in adjustable reumoi which embodies myV inifi'iii'lioii,4 Fig. IIiS an end View of Fig. L'

Fig. UI is a plnnw'iew' of Fig. I, Fig. 11V v is u section, on line ofFig. I,. Fig. Vf-is u. section on line 5-'45 of Fi .'I'I, and Fig.

i VI is u section oii-line6--6 o Fi .'III.

Similar reference chariicters're er 'oo' 51ml'-4 liniiirts tliroughoiit theseveriil views.

T made, Lm'i-ticularly the floating type, had -no .und the work. i often do "et out of"a1uie'men't and 'realm or boren heineI larger 'than the size of the tool' sometimes, "ery elften in factsuch in tool willi very often, even cut a groove 1n the'4 'femm-.d oi' hoped hole 4while it is backed out of rlie hole.4 These disadyantnge's-tend to iiili'enseitlie neleiency'of the tool and tho"` nmmmt. of spoiled work.

The resent invention nimsito overcome these f liflculties in `im eicient,A economical, and practical manner.

. Befuriiiigniiow pul'tiularly-togthejdruwf und :wedges the: pilot-"mitteni12jagein its.

, ings: The 'ramei' shown here. 'has 'the shank ed'V to 4receive',v `the cutter-block: vsliclingly sidewise l'iiit lis; s mrnowlint longer than fthe in iii-open mletiontli'eretoliiefrontjend of Spccincation et Letters Patent.

chine, oiappliance; at

'means Consists of;the""b ushiiigf9iwhie lits4 ,'Ietented Nev. 13, .1917.

` Appii'utian ii'iedoetnbar iis, 191s. serial in. 1eme?.

Tiiwucfepbiock 2 'ons slidingiy finto the the plot-el'iltter time the tnperbijsliin'g 'llglmoved'inmu lly -screws 11` 'their tighten the 4ich time the fbusliing 9 will =1Bjoatingly .ornrigidly in. t e. holder 1. In Loi-der:wiholdthesamerigidly, tighten both 15 'screws-B'. et which time, thetaper portion of the ;f'scre wsjl 8,.:engage'. the' taperV openings in I .Eirsoyidolcny desired nmountofout.

- he ffr'ontpart -,ther`eof 'since iecutterlbloclcfis-substnntiallyhinged near "t its-rein"` en'd `"iindtherear end of the cutterblndeean oe dnmnge to the lhole which isi-,being reninedjorbored.:

hole before-:yearning and-does so wit its opening, in the' cuttejr-block #Theodor-black 2 maypb held' eitherlock' :it its ,roerend jand mountin the-same.

.v ery little expenditure of time which is also a decidedndvuntnge since it nids the blades materially.

' It is understood that the renmer which is shown in the drcwings undwhich was selected to illustrate my invention nndfor the title of this linventio'nf is by no menne the und -hnving men-ns located lit-its 'front @mi Yto hold the saine within desired limits.

2.. A cutterv block having nu opening near its reur endfund an opening ncnr its front end, n. pin in the. opening nenr the veur end u on which pin the re'nr cnd ofthe cutter b ook' can swivel, ond :u1 apparatusl in tinI opening nem' the front end whereby (he front end of the cutter block can be heid eitherflontingly or rigidly.

3 In an nppnrntus 0f the character described, the combination of n holder, n culter-block in the holder, the rear port-ion of the cutter-block hinial i.. the holder und means located in the front portion of the cutterblock to hold the s nmo within desired limits..

4. Ih nn apparatus of the clmructer described, the combination of n holder, n cutterbiock i| 1 the holder, the mur portion of theuttdr-'block hinged in the holder', nud n pilotlculter-in the holder ahead `of the'cutoc 5. In 4im uppnrutnsbfthe clmrncter" dcter-block in the holdergthc rem' portion of the cutterblock hinged in theholder, 1nd

-menns ,wherei ,the front lim-tion ofthe cutn H f .1. b1. t' b] .d ter-block is noiipted to be held either Honteretoorog ons ero. e rou e -an exinly' or 'rigidly in the holder.

'In an apparatus of'the'elnuncter described', thecon'ibnntion of n.holder, n. cutter-block 'adapted to be held either rigidly or tiontinfgly'iri the holder, and n. pilobcutter 'iu-the ho 'der ahead of the cutter-block.

' i WILLIAM E. KELLY. Witnesses:

RAmnFAwoc'rr, HENRY Srnow.

scribed, the omnbinn-tion of n holder, :n.olit- 

